Known Vulnerabilities for Confluence Data Center by Atlassian

Listed below are 10 of the newest known vulnerabilities associated with "Confluence Data Center" by "Atlassian".

These CVEs are retrieved based on exact matches on listed software, hardware, and vendor information (CPE data) as well as a keyword search to ensure the newest vulnerabilities with no officially listed software information are still displayed.

Data on known vulnerable versions is also displayed based on information from known CPEs

Known Vulnerabilities

CVE Shortened Description Severity Publish Date Last Modified
CVE-2026-21588 json This High severity DoS (Denial of Service) vulnerability was introduced in versions 8.9.0, 9.0.1, 9.1.0, 9.2.0, 9.3.1, 9.4.0,... Not Provided 2026-09-15 2026-09-15
CVE-2026-21587 json This High severity Improper Authorization vulnerability was introduced in version 11.3.0 of Jira Service Management Data Cent... Not Provided 2026-09-15 2026-09-16
CVE-2026-21586 json This High severity Improper Authorization vulnerability was introduced in versions 7.4.0, 7.13.0, 8.5.0, 8.9.0, 9.0.1, 9.1.0,... Not Provided 2026-09-15 2026-09-16
CVE-2026-21584 json This High severity Improper Authorization vulnerability was introduced in versions 10.0.0, 10.1.0, 10.2.0, 11.0.0, 12.0.0, an... Not Provided 2026-08-18 2026-08-28
CVE-2026-21582 json This High severity BASM (Broken Authentication & Session Management) vulnerability known as CVE-2026-21582 was introduced in ... Not Provided 2026-08-18 2026-08-20
CVE-2026-21580 json This Critical severity Stored XSS, PrivEsc (Privilege Escalation), and Security Misconfiguration vulnerability was introduced... Not Provided 2026-08-18 2026-08-21
CVE-2026-21579 json This High severity Information Disclosure vulnerability was introduced in versions 7.17.0, 7.19.0, 8.5.0, 8.9.0, 9.0.1, 9.1.0... Not Provided 2026-07-21 2026-07-22
CVE-2026-21577 json This High severity DoS (Denial of Service) vulnerability was introduced in versions 9.0.1, 9.1.0, 9.2.0, 9.3.1, 9.4.0, 9.5.1,... Not Provided 2026-07-21 2026-07-22
CVE-2024-21674 json 7.5 - HIGH 2024-01-16 2024-01-22
CVE-2024-21673 json 8.8 - HIGH 2024-01-16 2024-01-22
Results limited to 10 most recent vulnerabilities

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